CN202327649U - Multifunctional air-filled explosion-proof box - Google Patents
Multifunctional air-filled explosion-proof box Download PDFInfo
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- CN202327649U CN202327649U CN2011204455845U CN201120445584U CN202327649U CN 202327649 U CN202327649 U CN 202327649U CN 2011204455845 U CN2011204455845 U CN 2011204455845U CN 201120445584 U CN201120445584 U CN 201120445584U CN 202327649 U CN202327649 U CN 202327649U
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Abstract
The utility model discloses a multifunctional air-filled explosion-proof box comprising a box body and a box body top cover in seal joint with the box body. One side of the box body top cover is provided with a high-low pressure regulation valve, and the high-low pressure regulation valve is externally connected with an air intake pipe; the air intake pipe is divided into two branches in the box body, one branch is connected with an air intake pressure gage, and the other branch is communicated with an air distribution valve seat after orderly passing through an air intake valve and a safety valve; and the air distributing valve seat is communicated with a to-be-filled air bottle placed on a multifunctional air bottle mounting rack. The air distribution valve seat of the multifunctional air-filled explosion-proof box, based on the pressure coupling balance principle, realizes that the pressure and the flow of the air in the air distribution valve seat are automatically regulated according to the size of air source and the load size by a structure matched coupler; and a high-low pressure plugging valve automatically opens or closes according to the air source pressure so as to realize high-pressure air filling or low-pressure air filling for the air bottles. The multifunctional air-filled explosion-proof box can safely fill air for the air bottles with different pressures and volumes, such as the 6.8l or 9l positive pressure type air respirator or the cylinder body of an under-8kg dry-chemical fire extinguisher below 8kg or the cylinder body of an under-9l CO2 fire extinguisher and the like.
Description
Technical field
The utility model relates to the fire prevention field, specifically refers to a kind of multi-functional inflation explosion-proof tank.
Technical background
Gas cylinder is as a kind of transportable pressure vessel, wide application, and use amount is big, and is mobile strong, the component probability height that is damaged in transportation, carrying, storage pressure is big, in the inflation operation, in case have an accident, will cause great casualties and property loss.GB17264-1998 " Permanent gas cylinder filling station safety specification ", GB14194-93 " Permanent gas cylinder filling regulation ", GB14193-93 " liquid gas cylinder filling regulation ", national Department of Labor labor pot word (1990) No. 8 " safe technology of pressure vessel supervision rules " all fills the construction of gas fixation means to gas cylinder that clear and definite requirement of explosion proof is arranged.
To gas cylinder terminal uses such as petroleum chemical industry, fire brigade systems, the Permanent gas cylinder filling station of specialty is not set, adopt moveable compressed air to fill unit more and implement the inflation operation, protective measures are to use easy inflation explosion-proof tank.And domestic and international similar inflation explosion-proof tank product, its function only is applicable to gas cylinder, all is not suitable for powder-type fire extinguisher cylindrical shell filling N
2, CO
2Fire extinguisher cylindrical shell filling CO
2Protection during operation such as gas.
The model utility content
The utility model provides a kind of multi-functional inflation explosion-proof tank, implements safety protection in the time of both can inflating positive-pressure type air respiratorresuscitator gas cylinder, also can be to powder-type fire extinguisher cylindrical shell, CO
2Implement safety protection during the inflation of fire extinguisher cylindrical shell.
For this reason, adopt following technological scheme: a kind of multi-functional inflation explosion-proof tank comprises casing and the casing top cover that is tightly connected with it; One side of said casing top cover is installed the high low pressure modulating valve; The external admission line of this high low pressure modulating valve, and in casing, divide two-way, wherein one the tunnel connect boost gauge; The gas-separating valve seat is connected successively in another road after being installed in suction valve and the safety valve on the said casing top cover, this gas-separating valve seat is connected with the gas filling bottle of treating that is placed on the multi-functional gas cylinder scaffold.
The principle of the utility model is based on the explosion-proof theory of gaseous detonation in the confined space; Adopt the buffering and the damping off-load principle of the instantaneous blast of pressurized gas, be designed to bilayer or three layers of buffer structure with around the casing, bottom half has relief hole; Through the damping pressure releasing method; Can realize the instantaneous explosion energy of subduing with explosion energy gas from the bottom space smooth discharge, reach the purpose that stops injury.
The gas-separating valve seat of the utility model is based on the coupling pressure equilibrium principle, and the low pressure gas circuit is a normally open under the normal condition, and high-pressure gas circuit is a normally off.
When source of the gas was set at low pressure, the low pressure gas circuit was a normally open, and the gas that gets into structure matching formula Coupler through suction port is annotated the low inflation mouth through low pressure shutoff valve, realized the gas cylinder inflation to the low inflation mouth.At this moment, high pressure shutoff spool is in closed state, and the gas of process structure matching formula Coupler can not arrive high-pressure aerated mouthful, also just can not inflate gas cylinder at high-pressure aerated mouthful.
When source of the gas was high pressure, under the high pressure draught effect, low pressure shutoff spool moved right, the sealing current path, and the gas of process structure matching formula Coupler can not arrive the low inflation mouth, also just can not inflate gas cylinder at the low inflation mouth.At this moment, high pressure shutoff spool is moved to the left, and opens current path, arrives high-pressure aerated mouthful through the stifled valve of the too high press seal of gas stream of structure matching formula Coupler, realizes the gas cylinder inflation to high-pressure aerated mouthful.
Adjust the Returnning spring of high and low pressure shutoff valve, can regulate the switching pressure of shutoff valve.This valve is combined in incompatible high low pressure air-channel system and realizes conversion in two pipelines of a valve body automatically, reliable performance, and volume is little, controls conveniently.
This valve has realized getting into the gas pressure of gas-separating valve seat, flow is realized flow automatically according to source of the gas and load size by structure matching formula Coupler adjusting; High and low pressure shutoff valve opens or closes according to bleed pressure automatically, realizes the high-pressure aerated or low inflation of gas cylinder.
The multi-functional gas cylinder scaffold of the utility model can connect the fixedly gas cylinder of different model; The elastic force of the carriage employing air spring of this scaffold makes that waiting to fill gas cylinder is added fixed-site when compacting the gas cylinder inflation; Gas cylinder displacement when avoiding the carriage upset, stepping up in the time of can realizing 6.8l or the inflation of 9l positive-pressure type air respiratorresuscitator gas cylinder; Adopt air spring that carriage is carried out turning operation, can realize picking and placeing of gas cylinder; Adopt reverse opening ways to carry out open-shut linkage between turning support and the explosion-proof tank, can prevent effectively during inflation that misoperation from opening explosion-proof chamber door, produce potential safety hazard.
The inflated hose and the gas charging valve of the gas-separating valve seat join dependency through the utility model are realized 6.8l or 9l positive-pressure type air respiratorresuscitator gas cylinder are connected, or through transit joint and following powder-type fire extinguisher cylindrical shell of 8Kg or 91 following CO
2The fire extinguisher cylindrical shell connects, and reaches the purpose of different pressures, volume gas cylinder being implemented the safety inflation.
The utility model is applicable to oil, chemical system; Effectively guaranteed because of contingencies such as gas bottle explosion, joint disengaging, gas tube fractures operator to be damaged in the gas cylinder gas replenishment process; For the safety operation of gas cylinder gas filling provides scientific basis; To prevention and the harm of minimizing POL storage accident, protection national wealth safety has important social and economic significance.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of the utility model gas-separating valve seat;
Fig. 4 is the schematic diagram of gas circuit of the utility model gas-separating valve seat;
Fig. 5 is the structural representation of the multi-functional gas cylinder scaffold of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model and beneficial effect thereof are done further detailed explanation.
Referring to figs. 1 through Fig. 5; A kind of multi-functional inflation explosion-proof tank; Comprise casing 16 and the casing top cover 5 that is tightly connected with it, a side of said casing top cover 5 is installed high low pressure modulating valve 21, these high low pressure modulating valve 21 external admission lines; And in casing 16, divide two-way; Wherein one the tunnel connect boost gauge 6, gas-separating valve seat 14 is connected through the suction valve 7 and safety valve 18 backs that are installed on the said casing top cover 5 successively in another road, and this gas-separating valve seat 14 is connected through gas tube 15 with the gas filling bottle 12 of treating that is placed on the multi-functional gas cylinder scaffold.Said suction valve 7 and safety valve 18 are installed in respectively on the inlet valve seat 8 and emptying valve seat 11 that is fixed on the casing top cover 5, and this suction valve 7 is communicated with boost gauge 9.
Said explosion-proof tank also comprises warning device and emptying venting gas appliance; Said warning device is: said safety valve 18 is connected the inflation warning light 22 that is installed on the said casing top cover 5 simultaneously; Said emptying venting gas appliance is: said safety valve 18 is connected the emptying outlet valve 10 that is installed on the said casing top cover 5 simultaneously, and this emptying outlet valve 10 is provided with emptying outlet valve baffler 19.
Said gas-separating valve seat 14 comprises first, second air flue 35,36; Suction port 23 that open these gas-separating valve seat 14 upper-end surfaces and first air flue, 35 UNICOMs; Structure matching formula Coupler 24 is set in this first air flue 35, and this structure matching formula Coupler 24 is by 5 sealings of Coupler Returnning spring; Said first, second air flue 35,36 communicates with one another; And seal respectively in second air flue 36 high and low pressure shutoff valve 28,30 is installed; This high and low pressure shutoff valve 28,30 is resetted by high and low pressure spring 26,27 respectively; Said high pressure shutoff valve 28 is communicated with high-pressure aerated mouthful 29, and said low pressure shutoff valve 30 is communicated with low inflation mouth 31.
Said multi-functional gas cylinder scaffold comprises the carriage 1 that places place, said casing 16 doorways; This carriage 1 is connected with carriage rotating shaft 13; And this carriage rotating shaft 13 is installed on the inwall of said casing 16; The side guard plate 32 of said multi-functional gas cylinder scaffold is fixed in the said carriage rotating shaft 13, and collet 33 and back backplate 34 are affixed with said side guard plate 32 respectively; Interlock 3 one ends that open the door are installed on the door of said casing 16, and the other end connects said carriage 1; Air spring 2 one ends that reset are installed on the door of said casing 16, and the other end is connected with self-lock turning off device 4, and the other end of this self-lock turning off device 4 is fixed on the inwall of said casing 16.Open when opening the door interlock 3 Returnning spring 2 is in self-lock turning off device 4 to treat the lock state at every turn; When closing when opening the door interlock 3, Returnning spring 2 is compressed and makes self-lock turning off device 4 accomplish self-lockings under the external force effect of closing.
When opening the interlock 3 that opens the door carriage 1 overturn under external force; Compression takes place or discharges in auxiliary air spring 17; Can be parked in two limit positions of upset steadily, lentamente with maintenance carriage 1, thereby protect the gas cylinder of placing in the carriage 1 to avoid vibration influence.
Around the said casing 16 is bilayer or three-layer alloy buffer structure plate, and the damping relief hole is arranged on the alloy buffered structural panel, and the bottom of this casing 16 has off-load space 20.The inner alloy buffer structure plate of said casing is non-ferrous metal aluminium, copper coin etc., and the outer wall of this casing is processed with steel plate.
The gas replenishment process of the utility model is:
1. hold the interlock 3 that opens the door, open chamber door;
2. put down gently and treat that gas filling bottle 12 is in carriage 1;
3. will treat that the charging valve of gas filling bottle 12 is connected with high pressure or low inflation mouth 29 or 31 on the gas-separating valve seat 14, opens the bottle valve of treating gas filling bottle 12;
4. close multi-functional inflation explosion proof door;
5. close suction valve 7 switch handwheels and emptying outlet valve 10;
6. start air filling pump;
7. open suction valve 7, observe inflation gauge 9;
8. inflation is accomplished, and sounds in the safety valve 18 warning whistles, and air filling pumping source is cut off in 22 flickers of inflation warning light automatically;
9. close air intake valve 7;
10. open the explosion-proof chamber door of multi-functional inflation, close the gas cylinder bottle valve;
11. open emptying outlet valve 10, emptying pipeline residual air, the safety valve 18 warning whistles stop automatically, and inflation warning light 22 extinguishes;
12. rotation atmospheric valve 10 carries out the secondary emptying, emptying finishes, and pulls down the gas cylinder charging valve;
13. take out the compressed-air actuated gas cylinder of substituting the bad for the good, the gas filling bottle of treating that more renews is inflated;
14. work finishes, multi-functional inflation explosion proof door is closed in each valve open, playback.
The key technical indexes is:
Self-contained quality: 130Kg
High-pressure system
Suction pressure: 30MPa
Alarm pressure: 30MPa
Safety valve pressure: 35MPa
Boost gauge range: 0-40MPa
Inflation gauge range: 0-40MPa
Flow of aerating air: 200l/min
Inflate quantity simultaneously: 2 tool 6.8l normal air resuscitation apparatus gas cylinders or 9l air respiratorresuscitator gas cylinder (little volume gas cylinder)
Middle low-pressure system
Suction pressure: 15Mpa
Reduction valve delivery pressure: 1.0～2.0 MPa
Alarm pressure: 1.6MPa
Safety valve pressure: 1.8MPa
Inflation gauge range: 0～4MPa
Flow of aerating air: 300l/min
Inflate quantity simultaneously: 2 tool 8Kg powder-type fire extinguishers or 91 following CO
2Fire extinguisher cylindrical shell (little volume gas cylinder).
Claims (6)
1. multi-functional inflation explosion-proof tank; Comprise casing (16) and the casing top cover (5) that is tightly connected with it; It is characterized in that: a side of said casing top cover (5) is installed high low pressure modulating valve (21); The external admission line of this high low pressure modulating valve (21), and in casing (16), divide two-way, wherein one the tunnel connect boost gauge (6); Gas-separating valve seat (14) is connected through the suction valve (7) and safety valve (18) back that are installed on the said casing top cover (5) successively in another road, and this gas-separating valve seat (14) is connected with the gas filling bottle (12) of treating that is placed on the multi-functional gas cylinder scaffold.
2. a kind of multi-functional inflation explosion-proof tank according to claim 1, it is characterized in that: said explosion-proof tank also comprises warning device and emptying venting gas appliance; Said warning device is: said safety valve (18) is connected the inflation warning light (22) that is installed on the said casing top cover (5) simultaneously; Said emptying venting gas appliance is: said safety valve (18) is connected the emptying outlet valve (10) that is installed on the said casing top cover (5) simultaneously, and this emptying outlet valve (10) is provided with emptying outlet valve baffler (19).
3. a kind of multi-functional inflation explosion-proof tank according to claim 1; It is characterized in that: said gas-separating valve seat (14) comprises first, second air flue (35,36); Suction port (23) that open this gas-separating valve seat (14) upper-end surface and first air flue (35) UNICOM; In this first air flue (35) structure matching formula Coupler (24) is set, this structure matching formula Coupler (24) is sealed by the Coupler resetting means; Said first, second air flue (35,36) communicates with one another; And seal respectively in second air flue (36) high and low pressure shutoff valve (28,30) is installed; This high and low pressure shutoff valve (28,30) is resetted by high and low pressure spring (26,27) respectively; Said high pressure shutoff valve (28) is communicated with high-pressure aerated mouthful (29), and said low pressure shutoff valve (30) is communicated with low inflation mouth (31).
4. a kind of multi-functional inflation explosion-proof tank according to claim 1; It is characterized in that: said multi-functional gas cylinder scaffold comprises carriage (1); This carriage (1) is connected with carriage rotating shaft (13); And this carriage rotating shaft (13) is installed on the inwall of said casing (16), and the side guard plate of said multi-functional gas cylinder scaffold (32) is fixed in the said carriage rotating shaft (13), and collet (33) and back backplate (34) are affixed with said side guard plate (32) respectively; Interlock (3) one ends that open the door are installed on the door of said casing (16), and the other end connects said carriage (1); Air spring (2) one ends that reset are installed on the door of said casing (16), and the other end is connected with self-lock turning off device (4), and the other end of this self-lock turning off device (4) is fixed on the inwall of said casing (16).
5. a kind of multi-functional inflation explosion-proof tank according to claim 4 is characterized in that: auxiliary air spring (17) one ends are connected on the said carriage (1), and the other end is connected on casing (16) inwall.
6. according to each described a kind of multi-functional inflation explosion-proof tank in the claim 1 to 5; It is characterized in that: said casing (16) is bilayer or three-layer alloy buffer structure plate all around; The damping relief hole is arranged on the alloy buffered structural panel, and the bottom of this casing (16) has off-load space (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204455845U CN202327649U (en) | 2011-11-11 | 2011-11-11 | Multifunctional air-filled explosion-proof box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204455845U CN202327649U (en) | 2011-11-11 | 2011-11-11 | Multifunctional air-filled explosion-proof box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202327649U true CN202327649U (en) | 2012-07-11 |
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ID=46439630
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204455845U Expired - Fee Related CN202327649U (en) | 2011-11-11 | 2011-11-11 | Multifunctional air-filled explosion-proof box |
Country Status (1)
| Country | Link |
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| CN (1) | CN202327649U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591453A (en) * | 2013-10-28 | 2014-02-19 | 温岭市才通吉高机械制造厂（普通合伙） | Plenum box with multiple safety protection mechanism |
| CN106455393A (en) * | 2016-08-31 | 2017-02-22 | 王轶珂 | ''Three without'' explosion prevention method for explosion-proof cabinet of electric equipment |
| CN107524915A (en) * | 2017-08-16 | 2017-12-29 | 凯迈（洛阳）气源有限公司 | A kind of explosion-proof tank |
| CN109229074A (en) * | 2018-11-01 | 2019-01-18 | 西南交通大学 | Quick air-inflating apparatus |
| CN114234035A (en) * | 2021-12-22 | 2022-03-25 | 清远市联升空气液化有限公司 | Liquid gas inflation split charging equipment |
| CN116146890A (en) * | 2022-12-27 | 2023-05-23 | 云观智慧科技(无锡)有限公司 | Explosion-proof air box and using method thereof |
-
2011
- 2011-11-11 CN CN2011204455845U patent/CN202327649U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591453A (en) * | 2013-10-28 | 2014-02-19 | 温岭市才通吉高机械制造厂（普通合伙） | Plenum box with multiple safety protection mechanism |
| CN103591453B (en) * | 2013-10-28 | 2016-04-27 | 温岭市雷神机电有限公司 | A kind of aeration tank with multiple safety protection mechanism |
| CN106455393A (en) * | 2016-08-31 | 2017-02-22 | 王轶珂 | ''Three without'' explosion prevention method for explosion-proof cabinet of electric equipment |
| CN107524915A (en) * | 2017-08-16 | 2017-12-29 | 凯迈（洛阳）气源有限公司 | A kind of explosion-proof tank |
| CN109229074A (en) * | 2018-11-01 | 2019-01-18 | 西南交通大学 | Quick air-inflating apparatus |
| CN109229074B (en) * | 2018-11-01 | 2023-10-24 | 西南交通大学 | Quick inflating device |
| CN114234035A (en) * | 2021-12-22 | 2022-03-25 | 清远市联升空气液化有限公司 | Liquid gas inflation split charging equipment |
| CN116146890A (en) * | 2022-12-27 | 2023-05-23 | 云观智慧科技(无锡)有限公司 | Explosion-proof air box and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20121111 |